Portable sidewalk



FIG. 1 is a top, front perspective view of the portable sidewalk of the present invention.

FIG. 2 is a bottom, left side perspective view of the portable sidewalk of FIG. 1.

FIG. 3 is a top plan view of the portable sidewalk of FIG. 1.

FIG. 4 is a bottom plan view of the portable sidewalk of FIG. 1.

FIG. 5 is a rear elevation view of the portable sidewalk of FIG. 1.

FIG. 6 is a front elevation view of the portable sidewalk of FIG. 1.

FIG. 7 is a left side elevation view of the portable sidewalk of FIG. 1; and,

FIG. 8 is a right side elevation view of the portable sidewalk of FIG. 1. 

I claim the ornamental design for a portable sidewalk, as shown and described. 